Analysis

  • max time kernel
    141s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/08/2026, 15:26

General

  • Target
    2026-08-01_f4044912902d28f14b865afd5b7f102a_amadey_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.3MB
  • Sample260801-svjcsscf67
  • SHA256 7b4d81ef7eae81994c6afb1b2b65a7f106793cd17ad46f22fc29d4a567459265
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in System32 directory 3 IoCs
  • Drops file in Program Files directory 30 IoCs
  • Drops file in Windows directory 56 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks processor information in registry 2 TTPs 6 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 62 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-01_f4044912902d28f14b865afd5b7f102a_amadey_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-01_f4044912902d28f14b865afd5b7f102a_amadey_elex_remcos_smoke-loader_stealc_stop_tofsee.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:1548
  • C:\Users\Admin\AppData\Local\Temp\2026-08-01_f4044912902d28f14b865afd5b7f102a_amadey_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-08-01_f4044912902d28f14b865afd5b7f102a_amadey_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:8

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        libEGLComponents.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\libEGLComponents.exe
        • Size 1.4MB
        • SHA256 334dff19f121c8780a7862f524dd37e17d6de4acfdce961d3f5478f1cd204601
        • MD5 SHA1 SHA512 SSDEEP TLSH

        NPPDF32Acrobat.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\NPPDF32Acrobat.exe
        • Size 1.3MB
        • SHA256 b82f4001fc9b4493d54c928b3a51e64c413d17c4de0f724aad4831eb86ba0430
        • MD5 SHA1 SHA512 SSDEEP TLSH

        CreateWCChromeNativeMessagingHost.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\CreateWCChromeNativeMessagingHost.exe
        • Size 1.4MB
        • SHA256 1222651961ae23b234e1214e23aa67c5503a4eb1077c1c5e7a9c8da78a7c9a15
        • MD5 SHA1 SHA512 SSDEEP TLSH

        DynamicAcroSpeedLaunch.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\DynamicAcroSpeedLaunch.exe
        • Size 1.3MB
        • SHA256 c697006af1359383dd74ee8a06b8b0351ea6eaf975dd6e4a10a22c311eddd1bd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        OperatingWindows.exe

        • Path C:\Program Files (x86)\Common Files\System\ado\de-DE\OperatingWindows.exe
        • Size 1.3MB
        • SHA256 8388a3e70705dc67caa93261106f8a5d187639dd60ee9f2e046c19873f9835e7
        • MD5 SHA1 SHA512 SSDEEP TLSH